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20121027
20121104
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to cause an explosion? and abc's senior national correspondent jim avila set out to show us tonight. jim? >> reporter: so, diane, we're at the virginia beach, virginia, training center, i'm with a firefighter here who is going to show us what happens when a commercial gas meter breaks. the pilot light will be on. and look how fast it will take off. it's a frightening sound, and sight. natural gas burns fast and long. and after a natural disaster like hurricane sandy, where houses have been moved off their foundations, and whole blocks leveled from fire, it's a hazard at every turn. there is little clue, except a sulfur smell that is purposely added to the gas as a warning that danger lingers. so, what are we approaching here? you can kind of smell that rotten egg smell. >> right. we're simulating a broken gas line here, and that smell is the mercaptan that is injected into natural gas. >> reporter: okay, so when it goes up, it kind of goes up like your outside gas grill. it's hot. >> right. right now it's seeking an ignition source. ignition source can come from anything from a fuse on a
Search Results 0 to 2 of about 3 (some duplicates have been removed)

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